// Copyright (C) 2013 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
es6id: 25.2
description: >
    When a generator body contains no control flow statements, it should
    produce an iterator that is initially completed with `undefined` as its
    value.
features: [generators]
---*/

function Test() {
    function* g() {}
    var iter = g();
    var result;

    result = iter.next();
    assert.sameValue(result.value, undefined, 'First result `value`');
    assert.sameValue(result.done, true, 'Second result `done` flag');

    result = iter.next();
    assert.sameValue(result.value, undefined, 'Second result `value`');
    assert.sameValue(result.done, true, 'Second result `done` flag');
}

// preheat
const NUMBER_OF_PREHEAT = 1;
for (let i = 0; i < NUMBER_OF_PREHEAT; i++) {
    Test();
}

ArkTools.jitCompileAsync(Test);
assert.sameValue(ArkTools.waitJitCompileFinish(Test), true, '[JIT] JIT disabled.');

// test
const NUMBER_OF_TEST = 1; // or 2
for (let i = 0; i < NUMBER_OF_PREHEAT; i++) {
    Test();
}
